.one{
    width: 1420px;
    height: 700px;
    margin: 50px auto;
    position: relative;
    text-align: center;
    background-image: url(../img/QQ图片20241211191407.jpg);
    background-repeat: no-repeat;
    background-size: 1420px 700px;
}

div.two{
    width: 40px;
    height: 200px;
    position: absolute;
    top: 250px;
    left: -10px;
}
       div.two:hover{
        font-size: 62px;
        color: white;
      padding-top: 90px;
      padding-right: 8px;
        position: absolute;
        top: 210px;
        left:-22px;
      text-align: center;
 background-color:black;
width: 40px;
height: 200px;
border-radius: 7px 7px;
opacity: 0.65;
display: block;
}
div.three{
    width: 40px;
    height: 200px;
    position: absolute;
    top: 250px;
    right: -10px;
    color: #efcabb;


}
       div.three:hover
{
        font-size: 62px;
        color: white;
      padding-top: 90px;
      padding-right: 8px;
        position: absolute;
        top: 210px;
        right:-22px;
      text-align: center;
 background-color: #535252;
width: 40px;
height: 200px;
border-radius: 7px 7px;
opacity: 0.75;
display: block;}

ul{
    width: 240px;
    height: 47px;
    overflow: hidden;
    display: flex;
    list-style-type: none;
    padding-left: 50px;
    opacity: 0.34;
    position: absolute;
    top: 550px;
    right: 50px;
    background-repeat: no-repeat;
    border-radius: 7px 7px;
    background-color: black;
    
}


li{
    width: 10px;
    height: 10px;
    background-color: rgb(165, 165, 181);
    margin: 20px 12px;
    border-radius: 50%;
    float: left;

    
}

li:first-child
{
width: 20px;
height: 7px;
border-radius: 5px 5px;
background-color: aqua;
}
li:hover{
     background-color: aqua;
    width: 20px;
    height: 7px;
     border-radius: 2px 2px;
}